; total time: 1.03
; plan length: 68
(board person10 plane5 city14)
(board person14 plane5 city14)
(board person18 plane1 city11)
(fly plane1 city11 city16 fl3 fl2)
(board person2 plane1 city16)
(fly plane1 city16 city0 fl2 fl1)
(board person6 plane1 city0)
(fly plane5 city14 city16 fl6 fl5)
(debark person10 plane5 city16)
(fly plane1 city0 city5 fl1 fl0)
(refuel plane1 city5 fl0 fl1)
(board person16 plane1 city5)
(fly plane1 city5 city10 fl1 fl0)
(refuel plane1 city10 fl0 fl1)
(board person15 plane1 city10)
(board person17 plane1 city10)
(fly plane1 city10 city3 fl1 fl0)
(refuel plane1 city3 fl0 fl1)
(board person20 plane1 city3)
(fly plane1 city3 city13 fl1 fl0)
(refuel plane1 city13 fl0 fl1)
(board person9 plane1 city13)
(debark person6 plane1 city13)
(fly plane5 city16 city2 fl5 fl4)
(debark person14 plane5 city2)
(zoom plane5 city2 city7 fl4 fl3 fl2)
(zoom plane5 city7 city9 fl2 fl1 fl0)
(fly plane1 city13 city15 fl1 fl0)
(refuel plane1 city15 fl0 fl1)
(board person12 plane1 city15)
(debark person17 plane1 city15)
(fly plane1 city15 city4 fl1 fl0)
(refuel plane1 city4 fl0 fl1)
(board person13 plane1 city4)
(debark person9 plane1 city4)
(debark person12 plane1 city4)
(fly plane1 city4 city17 fl1 fl0)
(refuel plane1 city17 fl0 fl1)
(debark person2 plane1 city17)
(debark person20 plane1 city17)
(fly plane1 city17 city7 fl1 fl0)
(refuel plane1 city7 fl0 fl1)
(board person1 plane1 city7)
(board person11 plane1 city7)
(fly plane1 city7 city6 fl1 fl0)
(refuel plane1 city6 fl0 fl1)
(board person4 plane1 city6)
(board person5 plane1 city6)
(debark person11 plane1 city6)
(debark person18 plane1 city6)
(fly plane2 city12 city6 fl3 fl2)
(fly plane1 city6 city14 fl1 fl0)
(refuel plane1 city14 fl0 fl1)
(debark person4 plane1 city14)
(debark person13 plane1 city14)
(fly plane1 city14 city9 fl1 fl0)
(refuel plane1 city9 fl0 fl1)
(board person3 plane1 city9)
(board person19 plane1 city9)
(debark person5 plane1 city9)
(debark person15 plane1 city9)
(debark person16 plane1 city9)
(fly plane1 city9 city7 fl1 fl0)
(refuel plane1 city7 fl0 fl1)
(debark person3 plane1 city7)
(fly plane1 city7 city2 fl1 fl0)
(debark person1 plane1 city2)
(debark person19 plane1 city2)
